Pet bed



FIG. 1 is a front perspective view of a pet bed showing the new design, in use condition;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a back elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right elevation view thereof; and,

FIG. 8 is a left elevation view thereof.

The broken lines in the drawings are for the purpose of illustrating portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a pet bed, as shown and described. 